Some folks have been asking about lodging options.
There is a rustic primitive small campground open all year round where one can do tent camping or pull in a motor vehicle and sleep in the vehicle. That's the Sioux Camping, and the cost comes to about $24 considering the transaction fee.
Right next to the event HQ there are 10 modern cabins, in two size configurations, one that sleeps 6 and the other 8. They have a kitchen, fridge, sofa, dining table, bunk beds, and modern bathroom. If you are in a group, this is definitely the best option. They come up to $104/$127 respectively (6/8 people).
Ohers have used hotel/motel chains that are clustered near the Pittsburgh Airport, which is relatively close by.Lodging and Camping Infodogs: are allowed in the event as long as they comply with state park rules.